Urokodia aequalis, an early Cambrian marine predator from the Chengjiang biota of China, preserves the earliest known evidence of chelicerae -- the pincer-like structures that later evolved into the fangs of spiders and the pincers of scorpions. The post Ancient Sea Creature Pushes Back Origins of Spider Fangs to 518 Million Years Ago appeared first on Sci.News: Breaking Science News.
01/07/2026
sci-news
Complex Colonial Life Was Already Thriving during Cambrian Explosion
Tiny colonial animals called bryozoans were long thought to have appeared tens of millions of years after the Cambrian explosion. The post Complex Colonial Life Was Already Thriving during Cambrian Explosion appeared first on Sci.News: Breaking Science News.
03/06/2026
sci-news
A discovery in China shakes up the story of strange animals dating back 520 million years
Discreet but omnipresent in today's oceans, bryozoans hide a much older history than previously thought. Exceptional fossils discovered in China show that 520 million years ago, these colonial animals were already complex structures, fully...
03/06/2026
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490-Million-Year-Old Arthropod Fossil Fills Puzzling Gap in Fossil Record
A new species of corcoraniid arthropod that lived during the Furongian epoch, between 497 and 487 million years ago, has been identified from an exceptionally preserved specimen found near Québec, Canada. The post 490-Million-Year-Old Arthropod Fossil Fills Puzzling Gap in Fossil Record appeared first on Sci.News: Breaking Science News.
29/05/2026
sci-news
Rethinking the Cambrian Explosion: Before Shells and Limbs, There Was the Brain
A new hypothesis proposes that the Cambrian Explosion -- the sudden burst of animal diversity 500 million years ago -- was not driven by shells or limbs, but by the early evolution of complex nervous systems. The post Rethinking the Cambrian Explosion: Before Shells and Limbs, There Was the Brain appeared first on Sci.News: Breaking Science News.
